# Removing Groups from the C1TileControl

## Content



Groups can be removed at design time or programmatically. At design time they can be removed using the **C1TileControl.Groups Collection Editor**. Groups can also be removed programmatically through the [GroupCollection](/componentone/docs/win/online-tilecontrol/) class. The group can be removed from the GroupCollection at the specified index using the [RemoveItem](/componentone/docs/win/online-tilecontrol/) method.

**Design-Time**

To remove a group from the C1TileControl complete the following:

1.  Add the TileControl to the windows Form.
2.  Right-click the **C1TileControl** and select **Edit Groups** to open the **C1TileControl.Groups Collection Editor**.
3.  Select the Group from the Members list that you want to remove and click the **Remove** button to remove a group from the C1TileControl.